---
product_id: 174888859
title: "J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz"
brand: "j-b weld"
price: "¥8943"
currency: JPY
in_stock: true
reviews_count: 13
category: "J B Weld"
url: https://www.desertcart.jp/products/174888859-j-b-weld-8281-professional-size-steel-reinforced-epoxy-twin
store_origin: JP
region: Japan
---

# Sets in 4-6 hours, cures in 15-24 hrs Withstands up to 550°F 3960 PSI tensile strength J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz

**Brand:** j-b weld
**Price:** ¥8943
**Availability:** ✅ In Stock

## Summary

> 🔧 Fix it once, fix it like a pro with J-B Weld!

## Quick Answers

- **What is this?** J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz by j-b weld
- **How much does it cost?** ¥8943 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/174888859-j-b-weld-8281-professional-size-steel-reinforced-epoxy-twin)

## Best For

- j-b weld enthusiasts

## Why This Product

- Trusted j-b weld brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Unmatched Strength:** Experience a rock-solid 3960 PSI bond that lasts.
- • **Fast, Reliable Cure:** Sets in just hours so you can get back to your projects faster.
- • **Precision Workability:** Shape, sand, drill, or file after curing for a flawless finish.
- • **Heat-Resistant Durability:** Withstands extreme temperatures up to 550°F without breaking a sweat.
- • **Versatile Surface Bonding:** Perfect for metal and multiple surfaces—repair anything, anytime.

## Overview

J-B Weld 8281 is a professional-grade, steel-reinforced two-part epoxy that delivers a permanent, high-strength bond of 3960 PSI. It cures to a durable dark grey finish, withstands temperatures up to 550°F, and can be shaped or machined after curing. Ideal for metal repairs and multi-surface applications, it sets in 4-6 hours and fully cures within 24 hours, making it the trusted choice for lasting fixes.

## Description

J-B Weld is the Original Cold Weld two-part epoxy system that provides strong, long-lasting repairs to metal and multiple surfaces. Mixed at a ratio of 1:1, it forms a permanent bond and can be shaped, tapped, filed, sanded and drilled after hardening. At room temperature, J-B Weld sets in 4-6 hours to a dark grey color. A complete remedy is achieved in 15-24 hours. J-B Weld has a tensile strength of 3960 PSI and attaches to a hard bond overnight. It can withstand temperatures up to 550 oF when fully cured.

Review: Not cheap but well worth it, - An excellent repair product.
Review: Excellent - Used to repair a damaged water manifold on an engine. Great product.

## Features

- Causes serious eye damage.
- Causes serious eye irritation.
- Causes skin irritation.
- Harmful if inhaled.
- Harmful if swallowed.
- May cause an allergic skin reaction.
- May cause damage to organs through prolonged or repeated exposure.
- Item Category: Bonding Adhesives
- Item Trademark: J-B WELD
- manufacture: J-B Weld

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07QM29519 |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 21,851 in DIY & Tools ( See Top 100 in DIY & Tools ) 20 in Metal Filled Epoxies |
| Colour | dark grey |
| Customer Reviews | 4.7 4.7 out of 5 stars (208) |
| Date First Available | 11 April 2019 |
| Item Package Quantity | 2 |
| Item Weight | 283 g |
| Item model number | 8089359 |
| Manufacturer | J-B Weld |
| Material | Epoxy, Steel |
| Number of Pieces | 2 |
| Package Dimensions | 20.3 x 15.3 x 6.7 cm; 283.5 g |
| Part number | 8281 |
| Size | 10 ounces |
| Special Features | Strong |
| Specific uses | Repair, Metalworking |

## Product Details

- **Brand:** J-B Weld
- **Item form:** Tube
- **Material:** Epoxy, Steel
- **Special feature:** Strong
- **Specific uses for product:** Repair, Metalworking

## Images

![J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz - Image 1](https://m.media-amazon.com/images/I/41pYkZ75CxL.jpg)
![J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz - Image 2](https://m.media-amazon.com/images/I/51ewbdSbo6L.jpg)
![J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz - Image 3](https://m.media-amazon.com/images/I/51tzYvXB7TL.jpg)
![J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz - Image 4](https://m.media-amazon.com/images/I/71IvwbY8cKL.jpg)
![J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz - Image 5](https://m.media-amazon.com/images/I/8139PEH7nwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Not cheap but well worth it,
*by P***N on 5 October 2025*

An excellent repair product.

### ⭐⭐⭐⭐⭐ Excellent
*by R***D on 2 December 2025*

Used to repair a damaged water manifold on an engine. Great product.

### ⭐⭐⭐⭐⭐ Best adhesive out there
*by T***G on 29 November 2025*

I've used this epoxy adhesive many times. A go to when you need real strength

## Frequently Bought Together

- J-B Weld 8281 Professional Size Steel Reinforced Epoxy Twin Pack 10 oz
- J-B Weld 8267UK SteelStik Epoxy Putty, dark grey
- JB Weld KwikWeld 8276UK - Carded (2) 1 oz. Twin Tubes

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**Shop now:** [https://www.desertcart.jp/products/174888859-j-b-weld-8281-professional-size-steel-reinforced-epoxy-twin](https://www.desertcart.jp/products/174888859-j-b-weld-8281-professional-size-steel-reinforced-epoxy-twin)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-29*